The Lost Princess of Oz is the eleventh canonical Oz book written by L. Frank Baum. Published on June 5, 1917, it begins with the disappearance of Princess Ozma, the ruler of Oz and covers Dorothy and the Wizard's efforts to find her. The introduction to the book states that it's inspiration was a letter a little girl had written to Baum: "I suppose if Ozma ever got hurt or losted, everybody would be sorry."

The Secret Garden is a children's novel by Frances Hodgson Burnett first published as a book in 1911 after a version was published as an American magazine serial beginning in 1910. Set in England, it is one of Burnett's most popular novels and is considered a classic of English children's literature. Several stage and film adaptations have been made.

"Alice's Adventures in Wonderland" tells of a girl named Alice who falls down a rabbit hole into a fantasy world populated by peculiar, anthropomorphic creatures. The tale plays with logic, giving the story lasting popularity with adults as well as children.